Finding the Fourth Proportional to 176,108.80, 264,163.20 and 156,863.20
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Solution
The fourth proportional to 176,108.80, 264,163.20 and 156,863.20 is: 235,294.80
Step by Step Solution
- Step 1: Write the proportion equation
176,108.80 : 264,163.20 = 156,863.20 : x - Step 2: Convert to fraction form
176,108.80/264,163.20 = 156,863.20/x - Step 3: Cross multiply
176,108.80x = 264,163.20 × 156,863.20 - Step 4: Simplify right side
176,108.80x = 41,437,484,874.24 - Step 5: Solve for x
x = 41,437,484,874.24/176,108.80 - Step 6: Final answer
x = 235,294.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.